Finding the Fourth Proportional to 461,036.16, 690,368.64 and 370,654.08
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Solution
The fourth proportional to 461,036.16, 690,368.64 and 370,654.08 is: 555,027.95
Step by Step Solution
- Step 1: Write the proportion equation
461,036.16 : 690,368.64 = 370,654.08 : x - Step 2: Convert to fraction form
461,036.16/690,368.64 = 370,654.08/x - Step 3: Cross multiply
461,036.16x = 690,368.64 × 370,654.08 - Step 4: Simplify right side
461,036.16x = 255,887,953,120.05 - Step 5: Solve for x
x = 255,887,953,120.05/461,036.16 - Step 6: Final answer
x = 555,027.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.